9409988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 20020224

約数和(自身を除く): 10610236

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 293, 434, 518, 586, 868, 1036, 1147, 1172, 2051, 2294, 4102, 4588, 8029, 8204, 9083, 10841, 16058, 18166, 21682, 32116, 36332, 43364, 63581, 75887, 127162, 151774, 254324, 303548, 336071, 672142, 1344284, 2352497, 4704994, 9409988]

約数ペア:

[(1, 9409988), (2, 4704994), (4, 2352497), (7, 1344284), (14, 672142), (28, 336071), (31, 303548), (37, 254324), (62, 151774), (74, 127162), (124, 75887), (148, 63581), (217, 43364), (259, 36332), (293, 32116), (434, 21682), (518, 18166), (586, 16058), (868, 10841), (1036, 9083), (1147, 8204), (1172, 8029), (2051, 4588), (2294, 4102)]